/* SPDX-License-Identifier: BSD-2-Clause */
/**
* @file
*
* @ingroup RTEMSTestCaseScoreRbtreeUnitRbtree
*/
/*
* Copyright (C) 2021 embedded brains GmbH (http://www.embedded-brains.de)
* Copyright (C) 2010 Gedare Bloom
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
/*
* This file is part of the RTEMS quality process and was automatically
* generated. If you find something that needs to be fixed or
* worded better please post a report or patch to an RTEMS mailing list
* or raise a bug report:
*
* https://www.rtems.org/bugs.html
*
* For information on updating and regenerating please refer to the How-To
* section in the Software Requirements Engineering chapter of the
* RTEMS Software Engineering manual. The manual is provided as a part of
* a release. For development sources please refer to the online
* documentation at:
*
* https://docs.rtems.org
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <string.h>
#include <rtems/score/rbtreeimpl.h>
#include <rtems/test.h>
/**
* @defgroup RTEMSTestCaseScoreRbtreeUnitRbtree spec:/score/rbtree/unit/rbtree
*
* @ingroup RTEMSTestSuiteTestsuitesUnitNoClock0
*
* @brief Unit tests for the red-black tree implementation.
*
* The red-black trees are used by various handlers for priority queues and the
* timers.
*
* This test case performs the following actions:
*
* - Call _RBTree_Initialize_one() and check the tree properties.
*
* - Check that the tree is not emtpy.
*
* - Check that the tree root is is the only node.
*
* - Check that the node is not off the tree.
*
* - Check that the node has no left child.
*
* - Check that the node has no right child.
*
* - Check that the node has no parent.
*
* - Check that the node has no successor.
*
* - Check that the node has no predecessor.
*
* - Check that the minimum node is the node.
*
* - Check that the maximum node is the node.
*
* - Check that the tree is emtpy after extraction of the node.
*
* - Call _RBTree_Insert_inline() and check the return status for a sample set
* of nodes.
*
* - Insert the first node. Check that it is the new minimum node.
*
* - Insert the second node. Check that it is not the new minimum node.
*
* - Insert the third node. Check that it is the new minimum node.
*
* - Call _RBTree_Insert_inline() and _RBTree_Extract() for a sample set of
* trees.
*
* @{
*/
typedef struct {
int id;
int key;
RBTree_Node Node;
} TestNode;
static TestNode node_array[ 100 ];
static int Color( const RBTree_Node *n )
{
return RB_COLOR( n, Node );
}
static bool Less( const void *left, const RBTree_Node *right )
{
const int *the_left;
const TestNode *the_right;
the_left = left;
the_right = RTEMS_CONTAINER_OF( right, TestNode, Node );
return *the_left < the_right->key;
}
/*
* recursively checks tree. if the tree is built properly it should only
* be a depth of 7 function calls for 100 entries in the tree.
*/
static int VerifyTree( RBTree_Node *root )
{
RBTree_Node *ln;
RBTree_Node *rn;
TestNode *tn;
TestNode *ltn;
TestNode *rtn;
int lh;
int rh;
if ( root == NULL ) {
return 1;
}
ln = _RBTree_Left( root );
rn = _RBTree_Right( root );
tn = RTEMS_CONTAINER_OF( root, TestNode, Node );
ltn = RTEMS_CONTAINER_OF( ln, TestNode, Node );
rtn = RTEMS_CONTAINER_OF( rn, TestNode, Node );
/* Consecutive red links */
if (
Color( root ) == RB_RED &&
( ( ln != NULL && Color( ln ) == RB_RED ) ||
( rn != NULL && Color( rn ) == RB_RED ) )
) {
return -1;
}
lh = VerifyTree ( ln );
rh = VerifyTree ( rn );
if ( lh == -1 || rh == -1 ) {
return -1;
}
/* Black height mismatch */
if ( lh != rh ) {
return -1;
}
/* Invalid binary search tree */
if (
( ln != NULL && tn->key != ltn->key && !Less( <n->key, root ) ) ||
( rn != NULL && tn->key != rtn->key && !Less( &tn->key, rn ) )
) {
return -1;
}
/* Only count black links */
return Color( root ) == RB_BLACK ? lh + 1 : lh;
}
#define TN( i ) &node_array[ i ].Node
typedef struct {
int key;
const RBTree_Node *parent;
const RBTree_Node *left;
const RBTree_Node *right;
int color;
} TestNodeDescription;
typedef struct {
int current;
int count;
const TestNodeDescription *tree;
} VisitorContext;
static bool VisitNodes(
const RBTree_Node *node,
void *visitor_arg
)
{
VisitorContext *ctx;
const TestNodeDescription *td;
const TestNode *tn;
ctx = visitor_arg;
td = &ctx->tree[ ctx->current ];
tn = RTEMS_CONTAINER_OF( node, TestNode, Node );
T_lt_int( ctx->current, ctx->count );
T_eq_int( td->key, tn->key );
if ( td->parent == NULL ) {
T_true( _RBTree_Is_root( &tn->Node ) );
} else {
T_eq_ptr( td->parent, _RBTree_Parent( &tn->Node ) );
}
T_eq_ptr( td->left, _RBTree_Left( &tn->Node ) );
T_eq_ptr( td->right, _RBTree_Right( &tn->Node ) );
T_eq_int( td->color, Color( &tn->Node ) );
++ctx->current;
return false;
}
static const TestNodeDescription random_ops_tree_unique_1[] = {
{ 0, NULL, NULL, NULL, RB_BLACK }
};
static const TestNodeDescription random_ops_tree_multiple_1[] = {
{ 0, NULL, NULL, NULL, RB_BLACK }
};
static const TestNodeDescription random_ops_tree_unique_2[] = {
};
static const TestNodeDescription random_ops_tree_multiple_2[] = {
};
static const TestNodeDescription random_ops_tree_unique_3[] = {
{ 2, NULL, NULL, NULL, RB_BLACK }
};
static const TestNodeDescription random_ops_tree_multiple_3[] = {
{ 1, NULL, NULL, NULL, RB_BLACK }
};
static const TestNodeDescription random_ops_tree_unique_4[] = {
{ 0, TN( 3 ), NULL, NULL, RB_RED },
{ 3, NULL, TN( 0 ), NULL, RB_BLACK }
};
static const TestNodeDescription random_ops_tree_multiple_4[] = {
{ 0, NULL, NULL, TN( 3 ), RB_BLACK },
{ 1, TN( 0 ), NULL, NULL, RB_RED }
};
static const TestNodeDescription random_ops_tree_unique_5[] = {
{ 0, TN( 1 ), NULL, NULL, RB_RED },
{ 1, NULL, TN( 0 ), TN( 4 ), RB_BLACK },
{ 4, TN( 1 ), NULL, NULL, RB_RED }
};
static const TestNodeDescription random_ops_tree_multiple_5[] = {
{ 0, TN( 1 ), NULL, NULL, RB_RED },
{ 0, NULL, TN( 0 ), TN( 4 ), RB_BLACK },
{ 2, TN( 1 ), NULL, NULL, RB_RED }
};
static const TestNodeDescription random_ops_tree_unique_6[] = {
{ 0, TN( 2 ), NULL, NULL, RB_RED },
{ 2, NULL, TN( 0 ), NULL, RB_BLACK }
};
static const TestNodeDescription random_ops_tree_multiple_6[] = {
{ 0, TN( 2 ), NULL, NULL, RB_RED },
{ 1, NULL, TN( 0 ), NULL, RB_BLACK }
};
static const TestNodeDescription random_ops_tree_unique_7[] = {
{ 0, TN( 2 ), NULL, TN( 1 ), RB_BLACK },
{ 1, TN( 0 ), NULL, NULL, RB_RED },
{ 2, NULL, TN( 0 ), TN( 5 ), RB_BLACK },
{ 4, TN( 5 ), NULL, NULL, RB_RED },
{ 5, TN( 2 ), TN( 4 ), NULL, RB_BLACK }
};
static const TestNodeDescription random_ops_tree_multiple_7[] = {
{ 0, TN( 2 ), NULL, TN( 1 ), RB_BLACK },
{ 0, TN( 0 ), NULL, NULL, RB_RED },
{ 1, NULL, TN( 0 ), TN( 4 ), RB_BLACK },
{ 2, TN( 4 ), NULL, NULL, RB_RED },
{ 2, TN( 2 ), TN( 5 ), NULL, RB_BLACK }
};
static const TestNodeDescription random_ops_tree_unique_8[] = {
{ 0, TN( 1 ), NULL, NULL, RB_BLACK },
{ 1, NULL, TN( 0 ), TN( 6 ), RB_BLACK },
{ 5, TN( 6 ), NULL, NULL, RB_RED },
{ 6, TN( 1 ), TN( 5 ), NULL, RB_BLACK }
};
static const TestNodeDescription random_ops_tree_multiple_8[] = {
{ 0, TN( 5 ), NULL, TN( 0 ), RB_BLACK },
{ 0, TN( 1 ), NULL, NULL, RB_RED },
{ 2, NULL, TN( 1 ), TN( 6 ), RB_BLACK },
{ 3, TN( 5 ), NULL, NULL, RB_BLACK }
};
static const TestNodeDescription random_ops_tree_unique_9[] = {
{ 1, TN( 2 ), NULL, NULL, RB_BLACK },
{ 2, TN( 6 ), TN( 1 ), TN( 4 ), RB_RED },
{ 4, TN( 2 ), NULL, TN( 5 ), RB_BLACK },
{ 5, TN( 4 ), NULL, NULL, RB_RED },
{ 6, NULL, TN( 2 ), TN( 7 ), RB_BLACK },
{ 7, TN( 6 ), NULL, TN( 8 ), RB_BLACK },
{ 8, TN( 7 ), NULL, NULL, RB_RED }
};
static const TestNodeDescription random_ops_tree_multiple_9[] = {
{ 0, TN( 2 ), NULL, NULL, RB_BLACK },
{ 1, TN( 6 ), TN( 1 ), TN( 4 ), RB_RED },
{ 2, TN( 2 ), NULL, TN( 5 ), RB_BLACK },
{ 2, TN( 4 ), NULL, NULL, RB_RED },
{ 3, NULL, TN( 2 ), TN( 7 ), RB_BLACK },
{ 3, TN( 6 ), NULL, TN( 8 ), RB_BLACK },
{ 4, TN( 7 ), NULL, NULL, RB_RED }
};
static const TestNodeDescription random_ops_tree_unique_10[] = {
{ 0, TN( 2 ), NULL, NULL, RB_BLACK },
{ 2, TN( 6 ), TN( 0 ), TN( 4 ), RB_RED },
{ 3, TN( 4 ), NULL, NULL, RB_RED },
{ 4, TN( 2 ), TN( 3 ), NULL, RB_BLACK },
{ 6, NULL, TN( 2 ), TN( 8 ), RB_BLACK },
{ 8, TN( 6 ), NULL, NULL, RB_BLACK }
};
static const TestNodeDescription random_ops_tree_multiple_10[] = {
{ 0, TN( 2 ), NULL, NULL, RB_BLACK },
{ 1, TN( 6 ), TN( 0 ), TN( 4 ), RB_RED },
{ 1, TN( 4 ), NULL, NULL, RB_RED },
{ 2, TN( 2 ), TN( 3 ), NULL, RB_BLACK },
{ 3, NULL, TN( 2 ), TN( 8 ), RB_BLACK },
{ 4, TN( 6 ), NULL, NULL, RB_BLACK }
};
static const TestNodeDescription random_ops_tree_unique_11[] = {
{ 2, TN( 6 ), NULL, NULL, RB_BLACK },
{ 6, NULL, TN( 2 ), TN( 8 ), RB_BLACK },
{ 7, TN( 8 ), NULL, NULL, RB_RED },
{ 8, TN( 6 ), TN( 7 ), TN( 9 ), RB_BLACK },
{ 9, TN( 8 ), NULL, NULL, RB_RED }
};
static const TestNodeDescription random_ops_tree_multiple_11[] = {
{ 1, TN( 6 ), NULL, NULL, RB_BLACK },
{ 3, NULL, TN( 2 ), TN( 8 ), RB_BLACK },
{ 3, TN( 8 ), NULL, NULL, RB_RED },
{ 4, TN( 6 ), TN( 7 ), TN( 9 ), RB_BLACK },
{ 4, TN( 8 ), NULL, NULL, RB_RED }
};
static const TestNodeDescription random_ops_tree_unique_12[] = {
{ 0, TN( 1 ), NULL, NULL, RB_RED },
{ 1, TN( 3 ), TN( 0 ), TN( 2 ), RB_BLACK },
{ 2, TN( 1 ), NULL, NULL, RB_RED },
{ 3, TN( 5 ), TN( 1 ), TN( 4 ), RB_RED },
{ 4, TN( 3 ), NULL, NULL, RB_BLACK },
{ 5, NULL, TN( 3 ), TN( 9 ), RB_BLACK },
{ 9, TN( 5 ), NULL, TN( 11 ), RB_BLACK },
{ 11, TN( 9 ), NULL, NULL, RB_RED }
};
static const TestNodeDescription random_ops_tree_multiple_12[] = {
{ 0, TN( 1 ), NULL, NULL, RB_BLACK },
{ 0, TN( 5 ), TN( 0 ), TN( 3 ), RB_RED },
{ 1, TN( 1 ), NULL, TN( 2 ), RB_BLACK },
{ 1, TN( 3 ), NULL, NULL, RB_RED },
{ 2, NULL, TN( 1 ), TN( 9 ), RB_BLACK },
{ 2, TN( 9 ), NULL, NULL, RB_BLACK },
{ 4, TN( 5 ), TN( 4 ), TN( 11 ), RB_RED },
{ 5, TN( 9 ), NULL, NULL, RB_BLACK }
};
static const TestNodeDescription random_ops_tree_unique_13[] = {
{ 0, TN( 1 ), NULL, NULL, RB_RED },
{ 1, TN( 3 ), TN( 0 ), NULL, RB_BLACK },
{ 3, TN( 8 ), TN( 1 ), TN( 5 ), RB_RED },
{ 4, TN( 5 ), NULL, NULL, RB_RED },
{ 5, TN( 3 ), TN( 4 ), TN( 6 ), RB_BLACK },
{ 6, TN( 5 ), NULL, NULL, RB_RED },
{ 8, NULL, TN( 3 ), TN( 11 ), RB_BLACK },
{ 10, TN( 11 ), NULL, NULL, RB_RED },
{ 11, TN( 8 ), TN( 10 ), NULL, RB_BLACK }
};
static const TestNodeDescription random_ops_tree_multiple_13[] = {
{ 0, TN( 0 ), NULL, NULL, RB_RED },
{ 0, TN( 3 ), TN( 1 ), NULL, RB_BLACK },
{ 1, TN( 6 ), TN( 0 ), TN( 4 ), RB_RED },
{ 2, TN( 3 ), NULL, TN( 5 ), RB_BLACK },
{ 2, TN( 4 ), NULL, NULL, RB_RED },
{ 3, NULL, TN( 3 ), TN( 11 ), RB_BLACK },
{ 4, TN( 11 ), NULL, NULL, RB_RED },
{ 5, TN( 6 ), TN( 8 ), TN( 10 ), RB_BLACK },
{ 5, TN( 11 ), NULL, NULL, RB_RED }
};
static const TestNodeDescription random_ops_tree_unique_14[] = {
{ 3, TN( 5 ), NULL, NULL, RB_RED },
{ 5, TN( 6 ), TN( 3 ), NULL, RB_BLACK },
{ 6, NULL, TN( 5 ), TN( 12 ), RB_BLACK },
{ 8, TN( 12 ), NULL, NULL, RB_BLACK },
{ 12, TN( 6 ), TN( 8 ), TN( 13 ), RB_RED },
{ 13, TN( 12 ), NULL, NULL, RB_BLACK }
};
static const TestNodeDescription random_ops_tree_multiple_14[] = {
{ 1, TN( 5 ), NULL, NULL, RB_RED },
{ 2, TN( 6 ), TN( 3 ), NULL, RB_BLACK },
{ 3, NULL, TN( 5 ), TN( 13 ), RB_BLACK },
{ 4, TN( 13 ), NULL, NULL, RB_BLACK },
{ 6, TN( 6 ), TN( 8 ), TN( 12 ), RB_RED },
{ 6, TN( 13 ), NULL, NULL, RB_BLACK }
};
static const TestNodeDescription random_ops_tree_unique_15[] = {
{ 0, TN( 2 ), NULL, NULL, RB_RED },
{ 2, TN( 8 ), TN( 0 ), TN( 7 ), RB_BLACK },
{ 7, TN( 2 ), NULL, NULL, RB_RED },
{ 8, NULL, TN( 2 ), TN( 12 ), RB_BLACK },
{ 9, TN( 12 ), NULL, TN( 10 ), RB_BLACK },
{ 10, TN( 9 ), NULL, NULL, RB_RED },
{ 12, TN( 8 ), TN( 9 ), TN( 13 ), RB_RED },
{ 13, TN( 12 ), NULL, TN( 14 ), RB_BLACK },
{ 14, TN( 13 ), NULL, NULL, RB_RED }
};
static const TestNodeDescription random_ops_tree_multiple_15[] = {
{ 0, TN( 2 ), NULL, NULL, RB_RED },
{ 1, TN( 9 ), TN( 0 ), TN( 7 ), RB_BLACK },
{ 3, TN( 2 ), NULL, NULL, RB_RED },
{ 4, NULL, TN( 2 ), TN( 10 ), RB_BLACK },
{ 4, TN( 10 ), NULL, NULL, RB_BLACK },
{ 5, TN( 9 ), TN( 8 ), TN( 12 ), RB_RED },
{ 6, TN( 12 ), NULL, NULL, RB_RED },
{ 6, TN( 10 ), TN( 13 ), TN( 14 ), RB_BLACK },
{ 7, TN( 12 ), NULL, NULL, RB_RED }
};
static const TestNodeDescription random_ops_tree_unique_16[] = {
{ 0, TN( 5 ), NULL, TN( 3 ), RB_BLACK },
{ 3, TN( 0 ), NULL, NULL, RB_RED },
{ 5, TN( 10 ), TN( 0 ), TN( 7 ), RB_RED },
{ 7, TN( 5 ), NULL, NULL, RB_BLACK },
{ 10, NULL, TN( 5 ), TN( 12 ), RB_BLACK },
{ 12, TN( 10 ), NULL, NULL, RB_BLACK }
};
static const TestNodeDescription random_ops_tree_multiple_16[] = {
{ 0, TN( 5 ), NULL, TN( 3 ), RB_BLACK },
{ 1, TN( 0 ), NULL, NULL, RB_RED },
{ 2, TN( 10 ), TN( 0 ), TN( 7 ), RB_RED },
{ 3, TN( 5 ), NULL, NULL, RB_BLACK },
{ 5, NULL, TN( 5 ), TN( 12 ), RB_BLACK },
{ 6, TN( 10 ), NULL, NULL, RB_BLACK }
};
static const TestNodeDescription random_ops_tree_unique_17[] = {
{ 0, TN( 1 ), NULL, NULL, RB_RED },
{ 1, TN( 3 ), TN( 0 ), NULL, RB_BLACK },
{ 3, TN( 7 ), TN( 1 ), TN( 5 ), RB_RED },
{ 4, TN( 5 ), NULL, NULL, RB_RED },
{ 5, TN( 3 ), TN( 4 ), NULL, RB_BLACK },
{ 7, NULL, TN( 3 ), TN( 9 ), RB_BLACK },
{ 8, TN( 9 ), NULL, NULL, RB_BLACK },
{ 9, TN( 7 ), TN( 8 ), TN( 16 ), RB_RED },
{ 16, TN( 9 ), NULL, NULL, RB_BLACK }
};
static const TestNodeDescription random_ops_tree_multiple_17[] = {
{ 0, TN( 0 ), NULL, NULL, RB_RED },
{ 0, TN( 3 ), TN( 1 ), NULL, RB_BLACK },
{ 1, TN( 7 ), TN( 0 ), TN( 5 ), RB_RED },
{ 2, TN( 3 ), NULL, TN( 4 ), RB_BLACK },
{ 2, TN( 5 ), NULL, NULL, RB_RED },
{ 3, NULL, TN( 3 ), TN( 8 ), RB_BLACK },
{ 4, TN( 8 ), NULL, NULL, RB_BLACK },
{ 4, TN( 7 ), TN( 9 ), TN( 16 ), RB_RED },
{ 8, TN( 8 ), NULL, NULL, RB_BLACK }
};
static const TestNodeDescription random_ops_tree_unique_18[] = {
{ 0, TN( 2 ), NULL, TN( 1 ), RB_BLACK },
{ 1, TN( 0 ), NULL, NULL, RB_RED },
{ 2, TN( 4 ), TN( 0 ), TN( 3 ), RB_BLACK },
{ 3, TN( 2 ), NULL, NULL, RB_BLACK },
{ 4, NULL, TN( 2 ), TN( 12 ), RB_BLACK },
{ 5, TN( 6 ), NULL, NULL, RB_RED },
{ 6, TN( 8 ), TN( 5 ), TN( 7 ), RB_BLACK },
{ 7, TN( 6 ), NULL, NULL, RB_RED },
{ 8, TN( 12 ), TN( 6 ), TN( 10 ), RB_RED },
{ 9, TN( 10 ), NULL, NULL, RB_RED },
{ 10, TN( 8 ), TN( 9 ), NULL, RB_BLACK },
{ 12, TN( 4 ), TN( 8 ), TN( 17 ), RB_BLACK },
{ 14, TN( 17 ), NULL, NULL, RB_RED },
{ 17, TN( 12 ), TN( 14 ), NULL, RB_BLACK }
};
static const TestNodeDescription random_ops_tree_multiple_18[] = {
{ 0, TN( 3 ), NULL, TN( 1 ), RB_BLACK },
{ 0, TN( 0 ), NULL, NULL, RB_RED },
{ 1, TN( 4 ), TN( 0 ), TN( 2 ), RB_BLACK },
{ 1, TN( 3 ), NULL, NULL, RB_BLACK },
{ 2, NULL, TN( 3 ), TN( 12 ), RB_BLACK },
{ 2, TN( 6 ), NULL, NULL, RB_RED },
{ 3, TN( 8 ), TN( 5 ), TN( 7 ), RB_BLACK },
{ 3, TN( 6 ), NULL, NULL, RB_RED },
{ 4, TN( 12 ), TN( 6 ), TN( 10 ), RB_RED },
{ 4, TN( 10 ), NULL, NULL, RB_RED },
{ 5, TN( 8 ), TN( 9 ), NULL, RB_BLACK },
{ 6, TN( 4 ), TN( 8 ), TN( 14 ), RB_BLACK },
{ 7, TN( 12 ), NULL, TN( 17 ), RB_BLACK },
{ 8, TN( 14 ), NULL, NULL, RB_RED }
};
static const TestNodeDescription random_ops_tree_unique_19[] = {
{ 1, TN( 2 ), NULL, NULL, RB_RED },
{ 2, TN( 6 ), TN( 1 ), NULL, RB_BLACK },
{ 6, TN( 11 ), TN( 2 ), TN( 8 ), RB_BLACK },
{ 8, TN( 6 ), NULL, TN( 9 ), RB_BLACK },
{ 9, TN( 8 ), NULL, NULL, RB_RED },
{ 11, NULL, TN( 6 ), TN( 14 ), RB_BLACK },
{ 12, TN( 14 ), NULL, NULL, RB_BLACK },
{ 14, TN( 11 ), TN( 12 ), TN( 16 ), RB_BLACK },
{ 16, TN( 14 ), NULL, NULL, RB_BLACK }
};
static const TestNodeDescription random_ops_tree_multiple_19[] = {
{ 0, TN( 2 ), NULL, NULL, RB_RED },
{ 1, TN( 6 ), TN( 1 ), NULL, RB_BLACK },
{ 3, TN( 11 ), TN( 2 ), TN( 9 ), RB_BLACK },
{ 4, TN( 6 ), NULL, TN( 8 ), RB_BLACK },
{ 4, TN( 9 ), NULL, NULL, RB_RED },
{ 5, NULL, TN( 6 ), TN( 14 ), RB_BLACK },
{ 6, TN( 14 ), NULL, NULL, RB_BLACK },
{ 7, TN( 11 ), TN( 12 ), TN( 16 ), RB_BLACK },
{ 8, TN( 14 ), NULL, NULL, RB_BLACK }
};
static const TestNodeDescription random_ops_tree_unique_20[] = {
{ 0, TN( 3 ), NULL, TN( 1 ), RB_BLACK },
{ 1, TN( 0 ), NULL, NULL, RB_RED },
{ 3, TN( 9 ), TN( 0 ), TN( 7 ), RB_BLACK },
{ 4, TN( 7 ), NULL, NULL, RB_RED },
{ 7, TN( 3 ), TN( 4 ), NULL, RB_BLACK },
{ 9, NULL, TN( 3 ), TN( 12 ), RB_BLACK },
{ 10, TN( 12 ), NULL, NULL, RB_BLACK },
{ 12, TN( 9 ), TN( 10 ), TN( 17 ), RB_BLACK },
{ 14, TN( 17 ), NULL, NULL, RB_BLACK },
{ 17, TN( 12 ), TN( 14 ), TN( 18 ), RB_RED },
{ 18, TN( 17 ), NULL, TN( 19 ), RB_BLACK },
{ 19, TN( 18 ), NULL, NULL, RB_RED }
};
static const TestNodeDescription random_ops_tree_multiple_20[] = {
{ 0, TN( 3 ), NULL, TN( 1 ), RB_BLACK },
{ 0, TN( 0 ), NULL, NULL, RB_RED },
{ 1, TN( 9 ), TN( 0 ), TN( 7 ), RB_BLACK },
{ 2, TN( 7 ), NULL, NULL, RB_RED },
{ 3, TN( 3 ), TN( 4 ), NULL, RB_BLACK },
{ 4, NULL, TN( 3 ), TN( 14 ), RB_BLACK },
{ 5, TN( 14 ), NULL, TN( 12 ), RB_BLACK },
{ 6, TN( 10 ), NULL, NULL, RB_RED },
{ 7, TN( 9 ), TN( 10 ), TN( 18 ), RB_BLACK },
{ 8, TN( 18 ), NULL, NULL, RB_RED },
{ 9, TN( 14 ), TN( 17 ), TN( 19 ), RB_BLACK },
{ 9, TN( 18 ), NULL, NULL, RB_RED }
};
static const TestNodeDescription random_ops_tree_unique_21[] = {
{ 0, TN( 3 ), NULL, TN( 1 ), RB_BLACK },
{ 1, TN( 0 ), NULL, NULL, RB_RED },
{ 3, TN( 11 ), TN( 0 ), TN( 5 ), RB_BLACK },
{ 4, TN( 5 ), NULL, NULL, RB_BLACK },
{ 5, TN( 3 ), TN( 4 ), TN( 8 ), RB_RED },
{ 8, TN( 5 ), NULL, NULL, RB_BLACK },
{ 11, NULL, TN( 3 ), TN( 15 ), RB_BLACK },
{ 13, TN( 15 ), NULL, NULL, RB_BLACK },
{ 15, TN( 11 ), TN( 13 ), TN( 17 ), RB_BLACK },
{ 16, TN( 17 ), NULL, NULL, RB_RED },
{ 17, TN( 15 ), TN( 16 ), NULL, RB_BLACK }
};
static const TestNodeDescription random_ops_tree_multiple_21[] = {
{ 0, TN( 3 ), NULL, TN( 1 ), RB_BLACK },
{ 0, TN( 0 ), NULL, NULL, RB_RED },
{ 1, TN( 8 ), TN( 0 ), TN( 4 ), RB_BLACK },
{ 2, TN( 3 ), NULL, TN( 5 ), RB_BLACK },
{ 2, TN( 4 ), NULL, NULL, RB_RED },
{ 4, NULL, TN( 3 ), TN( 13 ), RB_BLACK },
{ 5, TN( 13 ), NULL, NULL, RB_BLACK },
{ 6, TN( 8 ), TN( 11 ), TN( 17 ), RB_BLACK },
{ 7, TN( 17 ), NULL, NULL, RB_BLACK },
{ 8, TN( 13 ), TN( 15 ), TN( 16 ), RB_RED },
{ 8, TN( 17 ), NULL, NULL, RB_BLACK }
};
static const TestNodeDescription random_ops_tree_unique_22[] = {
{ 1, TN( 3 ), NULL, TN( 2 ), RB_BLACK },
{ 2, TN( 1 ), NULL, NULL, RB_RED },
{ 3, TN( 8 ), TN( 1 ), TN( 7 ), RB_BLACK },
{ 4, TN( 7 ), NULL, NULL, RB_RED },
{ 7, TN( 3 ), TN( 4 ), NULL, RB_BLACK },
{ 8, NULL, TN( 3 ), TN( 14 ), RB_BLACK },
{ 10, TN( 11 ), NULL, NULL, RB_RED },
{ 11, TN( 14 ), TN( 10 ), NULL, RB_BLACK },
{ 14, TN( 8 ), TN( 11 ), TN( 18 ), RB_BLACK },
{ 15, TN( 18 ), NULL, NULL, RB_BLACK },
{ 18, TN( 14 ), TN( 15 ), TN( 21 ), RB_RED },
{ 21, TN( 18 ), NULL, NULL, RB_BLACK }
};
static const TestNodeDescription random_ops_tree_multiple_22[] = {
{ 0, TN( 3 ), NULL, NULL, RB_BLACK },
{ 1, TN( 8 ), TN( 1 ), TN( 4 ), RB_BLACK },
{ 1, TN( 4 ), NULL, NULL, RB_BLACK },
{ 2, TN( 3 ), TN( 2 ), TN( 7 ), RB_RED },
{ 3, TN( 4 ), NULL, NULL, RB_BLACK },
{ 4, NULL, TN( 3 ), TN( 14 ), RB_BLACK },
{ 5, TN( 14 ), NULL, TN( 10 ), RB_BLACK },
{ 5, TN( 11 ), NULL, NULL, RB_RED },
{ 7, TN( 8 ), TN( 11 ), TN( 18 ), RB_BLACK },
{ 7, TN( 18 ), NULL, NULL, RB_BLACK },
{ 9, TN( 14 ), TN( 15 ), TN( 21 ), RB_RED },
{ 10, TN( 18 ), NULL, NULL, RB_BLACK }
};
static const TestNodeDescription random_ops_tree_unique_23[] = {
{ 0, TN( 2 ), NULL, NULL, RB_RED },
{ 2, TN( 8 ), TN( 0 ), TN( 7 ), RB_BLACK },
{ 7, TN( 2 ), NULL, NULL, RB_RED },
{ 8, TN( 12 ), TN( 2 ), TN( 11 ), RB_BLACK },
{ 11, TN( 8 ), NULL, NULL, RB_BLACK },
{ 12, NULL, TN( 8 ), TN( 17 ), RB_BLACK },
{ 13, TN( 15 ), NULL, TN( 14 ), RB_BLACK },
{ 14, TN( 13 ), NULL, NULL, RB_RED },
{ 15, TN( 17 ), TN( 13 ), TN( 16 ), RB_RED },
{ 16, TN( 15 ), NULL, NULL, RB_BLACK },
{ 17, TN( 12 ), TN( 15 ), TN( 20 ), RB_BLACK },
{ 20, TN( 17 ), NULL, TN( 21 ), RB_BLACK },
{ 21, TN( 20 ), NULL, NULL, RB_RED }
};
static const TestNodeDescription random_ops_tree_multiple_23[] = {
{ 0, TN( 2 ), NULL, NULL, RB_RED },
{ 1, TN( 8 ), TN( 0 ), TN( 7 ), RB_BLACK },
{ 3, TN( 2 ), NULL, NULL, RB_RED },
{ 4, TN( 12 ), TN( 2 ), TN( 11 ), RB_BLACK },
{ 5, TN( 8 ), NULL, NULL, RB_BLACK },
{ 6, NULL, TN( 8 ), TN( 17 ), RB_BLACK },
{ 6, TN( 15 ), NULL, NULL, RB_BLACK },
{ 7, TN( 17 ), TN( 13 ), TN( 16 ), RB_RED },
{ 7, TN( 16 ), NULL, NULL, RB_RED },
{ 8, TN( 15 ), TN( 14 ), NULL, RB_BLACK },
{ 8, TN( 12 ), TN( 15 ), TN( 20 ), RB_BLACK },
{ 10, TN( 17 ), NULL, TN( 21 ), RB_BLACK },
{ 10, TN( 20 ), NULL, NULL, RB_RED }
};
static const TestNodeDescription random_ops_tree_unique_24[] = {
{ 4, TN( 6 ), NULL, TN( 5 ), RB_BLACK },
{ 5, TN( 4 ), NULL, NULL, RB_RED },
{ 6, TN( 14 ), TN( 4 ), TN( 10 ), RB_BLACK },
{ 8, TN( 10 ), NULL, NULL, RB_RED },
{ 10, TN( 6 ), TN( 8 ), NULL, RB_BLACK },
{ 14, NULL, TN( 6 ), TN( 20 ), RB_BLACK },
{ 15, TN( 16 ), NULL, NULL, RB_RED },
{ 16, TN( 20 ), TN( 15 ), NULL, RB_BLACK },
{ 20, TN( 14 ), TN( 16 ), TN( 22 ), RB_BLACK },
{ 22, TN( 20 ), NULL, NULL, RB_BLACK }
};
static const TestNodeDescription random_ops_tree_multiple_24[] = {
{ 2, TN( 6 ), NULL, TN( 5 ), RB_BLACK },
{ 2, TN( 4 ), NULL, NULL, RB_RED },
{ 3, TN( 14 ), TN( 4 ), TN( 10 ), RB_BLACK },
{ 4, TN( 10 ), NULL, NULL, RB_RED },
{ 5, TN( 6 ), TN( 8 ), NULL, RB_BLACK },
{ 7, NULL, TN( 6 ), TN( 20 ), RB_BLACK },
{ 7, TN( 16 ), NULL, NULL, RB_RED },
{ 8, TN( 20 ), TN( 15 ), NULL, RB_BLACK },
{ 10, TN( 14 ), TN( 16 ), TN( 22 ), RB_BLACK },
{ 11, TN( 20 ), NULL, NULL, RB_BLACK }
};
static const TestNodeDescription random_ops_tree_unique_25[] = {
{ 0, TN( 1 ), NULL, NULL, RB_RED },
{ 1, TN( 3 ), TN( 0 ), NULL, RB_BLACK },
{ 3, TN( 13 ), TN( 1 ), TN( 5 ), RB_BLACK },
{ 4, TN( 5 ), NULL, NULL, RB_BLACK },
{ 5, TN( 3 ), TN( 4 ), TN( 6 ), RB_RED },
{ 6, TN( 5 ), NULL, TN( 9 ), RB_BLACK },
{ 9, TN( 6 ), NULL, NULL, RB_RED },
{ 13, NULL, TN( 3 ), TN( 19 ), RB_BLACK },
{ 14, TN( 15 ), NULL, NULL, RB_RED },
{ 15, TN( 16 ), TN( 14 ), NULL, RB_BLACK },
{ 16, TN( 19 ), TN( 15 ), TN( 17 ), RB_RED },
{ 17, TN( 16 ), NULL, NULL, RB_BLACK },
{ 19, TN( 13 ), TN( 16 ), TN( 23 ), RB_BLACK },
{ 23, TN( 19 ), NULL, TN( 24 ), RB_BLACK },
{ 24, TN( 23 ), NULL, NULL, RB_RED }
};
static const TestNodeDescription random_ops_tree_multiple_25[] = {
{ 0, TN( 3 ), NULL, TN( 1 ), RB_BLACK },
{ 0, TN( 0 ), NULL, NULL, RB_RED },
{ 1, TN( 13 ), TN( 0 ), TN( 4 ), RB_BLACK },
{ 2, TN( 4 ), NULL, NULL, RB_BLACK },
{ 2, TN( 3 ), TN( 5 ), TN( 6 ), RB_RED },
{ 3, TN( 4 ), NULL, TN( 9 ), RB_BLACK },
{ 4, TN( 6 ), NULL, NULL, RB_RED },
{ 6, NULL, TN( 3 ), TN( 19 ), RB_BLACK },
{ 7, TN( 17 ), NULL, TN( 14 ), RB_BLACK },
{ 7, TN( 15 ), NULL, NULL, RB_RED },
{ 8, TN( 19 ), TN( 15 ), TN( 16 ), RB_RED },
{ 8, TN( 17 ), NULL, NULL, RB_BLACK },
{ 9, TN( 13 ), TN( 17 ), TN( 23 ), RB_BLACK },
{ 11, TN( 19 ), NULL, TN( 24 ), RB_BLACK },
{ 12, TN( 23 ), NULL, NULL, RB_RED }
};
static const TestNodeDescription random_ops_tree_unique_26[] = {
{ 0, TN( 1 ), NULL, NULL, RB_RED },
{ 1, TN( 3 ), TN( 0 ), NULL, RB_BLACK },
{ 3, TN( 11 ), TN( 1 ), TN( 9 ), RB_BLACK },
{ 6, TN( 9 ), NULL, NULL, RB_RED },
{ 9, TN( 3 ), TN( 6 ), TN( 10 ), RB_BLACK },
{ 10, TN( 9 ), NULL, NULL, RB_RED },
{ 11, NULL, TN( 3 ), TN( 14 ), RB_BLACK },
{ 12, TN( 14 ), NULL, TN( 13 ), RB_BLACK },
{ 13, TN( 12 ), NULL, NULL, RB_RED },
{ 14, TN( 11 ), TN( 12 ), TN( 20 ), RB_BLACK },
{ 18, TN( 20 ), NULL, NULL, RB_BLACK },
{ 20, TN( 14 ), TN( 18 ), TN( 23 ), RB_RED },
{ 21, TN( 23 ), NULL, NULL, RB_RED },
{ 23, TN( 20 ), TN( 21 ), NULL, RB_BLACK }
};
static const TestNodeDescription random_ops_tree_multiple_26[] = {
{ 0, TN( 3 ), NULL, TN( 0 ), RB_BLACK },
{ 0, TN( 1 ), NULL, NULL, RB_RED },
{ 1, TN( 9 ), TN( 1 ), TN( 6 ), RB_BLACK },
{ 3, TN( 3 ), NULL, NULL, RB_BLACK },
{ 4, NULL, TN( 3 ), TN( 14 ), RB_BLACK },
{ 5, TN( 12 ), NULL, TN( 10 ), RB_BLACK },
{ 5, TN( 11 ), NULL, NULL, RB_RED },
{ 6, TN( 14 ), TN( 11 ), TN( 13 ), RB_RED },
{ 6, TN( 12 ), NULL, NULL, RB_BLACK },
{ 7, TN( 9 ), TN( 12 ), TN( 20 ), RB_BLACK },
{ 9, TN( 20 ), NULL, NULL, RB_BLACK },
{ 10, TN( 14 ), TN( 18 ), TN( 23 ), RB_RED },
{ 10, TN( 23 ), NULL, NULL, RB_RED },
{ 11, TN( 20 ), TN( 21 ), NULL, RB_BLACK }
};
static const TestNodeDescription random_ops_tree_unique_27[] = {
{ 3, TN( 8 ), NULL, NULL, RB_BLACK },
{ 8, TN( 19 ), TN( 3 ), TN( 17 ), RB_BLACK },
{ 12, TN( 17 ), NULL, NULL, RB_RED },
{ 17, TN( 8 ), TN( 12 ), NULL, RB_BLACK },
{ 19, NULL, TN( 8 ), TN( 24 ), RB_BLACK },
{ 20, TN( 21 ), NULL, NULL, RB_RED },
{ 21, TN( 24 ), TN( 20 ), TN( 23 ), RB_BLACK },
{ 23, TN( 21 ), NULL, NULL, RB_RED },
{ 24, TN( 19 ), TN( 21 ), TN( 25 ), RB_BLACK },
{ 25, TN( 24 ), NULL, TN( 26 ), RB_BLACK },
{ 26, TN( 25 ), NULL, NULL, RB_RED }
};
static const TestNodeDescription random_ops_tree_multiple_27[] = {
{ 1, TN( 8 ), NULL, NULL, RB_BLACK },
{ 4, TN( 19 ), TN( 3 ), TN( 17 ), RB_BLACK },
{ 6, TN( 17 ), NULL, NULL, RB_RED },
{ 8, TN( 8 ), TN( 12 ), NULL, RB_BLACK },
{ 9, NULL, TN( 8 ), TN( 25 ), RB_BLACK },
{ 10, TN( 21 ), NULL, NULL, RB_RED },
{ 10, TN( 25 ), TN( 20 ), TN( 23 ), RB_BLACK },
{ 11, TN( 21 ), NULL, NULL, RB_RED },
{ 12, TN( 19 ), TN( 21 ), TN( 24 ), RB_BLACK },
{ 12, TN( 25 ), NULL, TN( 26 ), RB_BLACK },
{ 13, TN( 24 ), NULL, NULL, RB_RED }
};
static const TestNodeDescription random_ops_tree_unique_28[] = {
{ 0, TN( 5 ), NULL, NULL, RB_BLACK },
{ 5, TN( 13 ), TN( 0 ), TN( 7 ), RB_RED },
{ 7, TN( 5 ), NULL, NULL, RB_BLACK },
{ 13, NULL, TN( 5 ), TN( 17 ), RB_BLACK },
{ 15, TN( 17 ), NULL, NULL, RB_BLACK },
{ 17, TN( 13 ), TN( 15 ), TN( 26 ), RB_RED },
{ 21, TN( 26 ), NULL, NULL, RB_RED },
{ 26, TN( 17 ), TN( 21 ), NULL, RB_BLACK }
};
static const TestNodeDescription random_ops_tree_multiple_28[] = {
{ 0, TN( 5 ), NULL, NULL, RB_BLACK },
{ 2, TN( 13 ), TN( 0 ), TN( 7 ), RB_RED },
{ 3, TN( 5 ), NULL, NULL, RB_BLACK },
{ 6, NULL, TN( 5 ), TN( 17 ), RB_BLACK },
{ 7, TN( 17 ), NULL, NULL, RB_BLACK },
{ 8, TN( 13 ), TN( 15 ), TN( 26 ), RB_RED },
{ 10, TN( 26 ), NULL, NULL, RB_RED },
{ 13, TN( 17 ), TN( 21 ), NULL, RB_BLACK }
};
static const TestNodeDescription random_ops_tree_unique_29[] = {
{ 0, TN( 3 ), NULL, TN( 1 ), RB_BLACK },
{ 1, TN( 0 ), NULL, NULL, RB_RED },
{ 3, TN( 12 ), TN( 0 ), TN( 6 ), RB_BLACK },
{ 4, TN( 6 ), NULL, NULL, RB_BLACK },
{ 6, TN( 3 ), TN( 4 ), TN( 8 ), RB_RED },
{ 7, TN( 8 ), NULL, NULL, RB_RED },
{ 8, TN( 6 ), TN( 7 ), TN( 11 ), RB_BLACK },
{ 11, TN( 8 ), NULL, NULL, RB_RED },
{ 12, NULL, TN( 3 ), TN( 17 ), RB_BLACK },
{ 13, TN( 17 ), NULL, TN( 14 ), RB_BLACK },
{ 14, TN( 13 ), NULL, NULL, RB_RED },
{ 17, TN( 12 ), TN( 13 ), TN( 25 ), RB_BLACK },
{ 22, TN( 25 ), NULL, NULL, RB_RED },
{ 25, TN( 17 ), TN( 22 ), TN( 27 ), RB_BLACK },
{ 27, TN( 25 ), NULL, NULL, RB_RED }
};
static const TestNodeDescription random_ops_tree_multiple_29[] = {
{ 0, TN( 3 ), NULL, TN( 1 ), RB_BLACK },
{ 0, TN( 0 ), NULL, NULL, RB_RED },
{ 1, TN( 11 ), TN( 0 ), TN( 6 ), RB_BLACK },
{ 2, TN( 6 ), NULL, NULL, RB_BLACK },
{ 3, TN( 3 ), TN( 4 ), TN( 7 ), RB_RED },
{ 3, TN( 6 ), NULL, TN( 8 ), RB_BLACK },
{ 4, TN( 7 ), NULL, NULL, RB_RED },
{ 5, NULL, TN( 3 ), TN( 22 ), RB_BLACK },
{ 6, TN( 12 ), NULL, NULL, RB_BLACK },
{ 6, TN( 22 ), TN( 13 ), TN( 17 ), RB_RED },
{ 7, TN( 17 ), NULL, NULL, RB_RED },
{ 8, TN( 12 ), TN( 14 ), NULL, RB_BLACK },
{ 11, TN( 11 ), TN( 12 ), TN( 25 ), RB_BLACK },
{ 12, TN( 22 ), NULL, TN( 27 ), RB_BLACK },
{ 13, TN( 25 ), NULL, NULL, RB_RED }
};
static const TestNodeDescription random_ops_tree_unique_30[] = {
{ 0, TN( 4 ), NULL, NULL, RB_RED },
{ 4, TN( 6 ), TN( 0 ), NULL, RB_BLACK },
{ 6, TN( 13 ), TN( 4 ), TN( 9 ), RB_RED },
{ 8, TN( 9 ), NULL, NULL, RB_RED },
{ 9, TN( 6 ), TN( 8 ), TN( 12 ), RB_BLACK },
{ 12, TN( 9 ), NULL, NULL, RB_RED },
{ 13, NULL, TN( 6 ), TN( 18 ), RB_BLACK },
{ 14, TN( 16 ), NULL, NULL, RB_RED },
{ 16, TN( 18 ), TN( 14 ), TN( 17 ), RB_BLACK },
{ 17, TN( 16 ), NULL, NULL, RB_RED },
{ 18, TN( 13 ), TN( 16 ), TN( 27 ), RB_RED },
{ 20, TN( 27 ), NULL, NULL, RB_RED },
{ 27, TN( 18 ), TN( 20 ), TN( 28 ), RB_BLACK },
{ 28, TN( 27 ), NULL, NULL, RB_RED }
};
static const TestNodeDescription random_ops_tree_multiple_30[] = {
{ 0, TN( 4 ), NULL, NULL, RB_BLACK },
{ 2, TN( 13 ), TN( 0 ), TN( 9 ), RB_RED },
{ 3, TN( 9 ), NULL, NULL, RB_RED },
{ 4, TN( 4 ), TN( 6 ), TN( 8 ), RB_BLACK },
{ 4, TN( 9 ), NULL, NULL, RB_RED },
{ 6, TN( 14 ), TN( 4 ), TN( 12 ), RB_BLACK },
{ 6, TN( 13 ), NULL, NULL, RB_BLACK },
{ 7, NULL, TN( 13 ), TN( 18 ), RB_BLACK },
{ 8, TN( 18 ), NULL, TN( 16 ), RB_BLACK },
{ 8, TN( 17 ), NULL, NULL, RB_RED },
{ 9, TN( 14 ), TN( 17 ), TN( 27 ), RB_BLACK },
{ 10, TN( 27 ), NULL, NULL, RB_RED },
{ 13, TN( 18 ), TN( 20 ), TN( 28 ), RB_BLACK },
{ 14, TN( 27 ), NULL, NULL, RB_RED }
};
static const TestNodeDescription random_ops_tree_unique_31[] = {
{ 0, TN( 2 ), NULL, NULL, RB_RED },
{ 2, TN( 5 ), TN( 0 ), NULL, RB_BLACK },
{ 5, TN( 11 ), TN( 2 ), TN( 9 ), RB_BLACK },
{ 7, TN( 9 ), NULL, NULL, RB_RED },
{ 9, TN( 5 ), TN( 7 ), NULL, RB_BLACK },
{ 11, NULL, TN( 5 ), TN( 21 ), RB_BLACK },
{ 14, TN( 16 ), NULL, NULL, RB_RED },
{ 16, TN( 21 ), TN( 14 ), TN( 18 ), RB_BLACK },
{ 18, TN( 16 ), NULL, NULL, RB_RED },
{ 21, TN( 11 ), TN( 16 ), TN( 30 ), RB_BLACK },
{ 30, TN( 21 ), NULL, NULL, RB_BLACK }
};
static const TestNodeDescription random_ops_tree_multiple_31[] = {
{ 0, TN( 2 ), NULL, NULL, RB_RED },
{ 1, TN( 5 ), TN( 0 ), NULL, RB_BLACK },
{ 2, TN( 11 ), TN( 2 ), TN( 9 ), RB_BLACK },
{ 3, TN( 9 ), NULL, NULL, RB_RED },
{ 4, TN( 5 ), TN( 7 ), NULL, RB_BLACK },
{ 5, NULL, TN( 5 ), TN( 21 ), RB_BLACK },
{ 7, TN( 16 ), NULL, NULL, RB_RED },
{ 8, TN( 21 ), TN( 14 ), TN( 18 ), RB_BLACK },
{ 9, TN( 16 ), NULL, NULL, RB_RED },
{ 10, TN( 11 ), TN( 16 ), TN( 30 ), RB_BLACK },
{ 15, TN( 21 ), NULL, NULL, RB_BLACK }
};
#define RANDOM_OPS_TREE( i ) \
{ &random_ops_tree_multiple_##i[ 0 ], &random_ops_tree_unique_##i[ 0 ] }
static const TestNodeDescription *const random_ops_trees[][2] = {
RANDOM_OPS_TREE( 1 ),
RANDOM_OPS_TREE( 2 ),
RANDOM_OPS_TREE( 3 ),
RANDOM_OPS_TREE( 4 ),
RANDOM_OPS_TREE( 5 ),
RANDOM_OPS_TREE( 6 ),
RANDOM_OPS_TREE( 7 ),
RANDOM_OPS_TREE( 8 ),
RANDOM_OPS_TREE( 9 ),
RANDOM_OPS_TREE( 10 ),
RANDOM_OPS_TREE( 11 ),
RANDOM_OPS_TREE( 12 ),
RANDOM_OPS_TREE( 13 ),
RANDOM_OPS_TREE( 14 ),
RANDOM_OPS_TREE( 15 ),
RANDOM_OPS_TREE( 16 ),
RANDOM_OPS_TREE( 17 ),
RANDOM_OPS_TREE( 18 ),
RANDOM_OPS_TREE( 19 ),
RANDOM_OPS_TREE( 20 ),
RANDOM_OPS_TREE( 21 ),
RANDOM_OPS_TREE( 22 ),
RANDOM_OPS_TREE( 23 ),
RANDOM_OPS_TREE( 24 ),
RANDOM_OPS_TREE( 25 ),
RANDOM_OPS_TREE( 26 ),
RANDOM_OPS_TREE( 27 ),
RANDOM_OPS_TREE( 28 ),
RANDOM_OPS_TREE( 29 ),
RANDOM_OPS_TREE( 30 ),
RANDOM_OPS_TREE( 31 )
};
#define RANDOM_OPS_TREE_COUNT( i ) \
{ \
RTEMS_ARRAY_SIZE( random_ops_tree_multiple_##i ), \
RTEMS_ARRAY_SIZE( random_ops_tree_unique_##i ) \
}
static const size_t random_ops_tree_counts[][2] = {
RANDOM_OPS_TREE_COUNT( 1 ),
RANDOM_OPS_TREE_COUNT( 2 ),
RANDOM_OPS_TREE_COUNT( 3 ),
RANDOM_OPS_TREE_COUNT( 4 ),
RANDOM_OPS_TREE_COUNT( 5 ),
RANDOM_OPS_TREE_COUNT( 6 ),
RANDOM_OPS_TREE_COUNT( 7 ),
RANDOM_OPS_TREE_COUNT( 8 ),
RANDOM_OPS_TREE_COUNT( 9 ),
RANDOM_OPS_TREE_COUNT( 10 ),
RANDOM_OPS_TREE_COUNT( 11 ),
RANDOM_OPS_TREE_COUNT( 12 ),
RANDOM_OPS_TREE_COUNT( 13 ),
RANDOM_OPS_TREE_COUNT( 14 ),
RANDOM_OPS_TREE_COUNT( 15 ),
RANDOM_OPS_TREE_COUNT( 16 ),
RANDOM_OPS_TREE_COUNT( 17 ),
RANDOM_OPS_TREE_COUNT( 18 ),
RANDOM_OPS_TREE_COUNT( 19 ),
RANDOM_OPS_TREE_COUNT( 20 ),
RANDOM_OPS_TREE_COUNT( 21 ),
RANDOM_OPS_TREE_COUNT( 22 ),
RANDOM_OPS_TREE_COUNT( 23 ),
RANDOM_OPS_TREE_COUNT( 24 ),
RANDOM_OPS_TREE_COUNT( 25 ),
RANDOM_OPS_TREE_COUNT( 26 ),
RANDOM_OPS_TREE_COUNT( 27 ),
RANDOM_OPS_TREE_COUNT( 28 ),
RANDOM_OPS_TREE_COUNT( 29 ),
RANDOM_OPS_TREE_COUNT( 30 ),
RANDOM_OPS_TREE_COUNT( 31 )
};
static uint32_t SimpleRandom( uint32_t v )
{
v *= 1664525;
v += 1013904223;
return v;
}
static void RandomOps( size_t n, bool unique )
{
VisitorContext ctx = {
.current = 0,
.count = random_ops_tree_counts[ n - 1 ][ unique ],
.tree = random_ops_trees[ n - 1 ][ unique ]
};
RBTree_Control tree;
TestNode *nodes;
size_t m;
size_t s;
uint32_t v;
size_t i;
nodes = &node_array[ 0 ];
m = n * n * n;
s = unique ? 1 : 2;
v = 0xdeadbeef;
_RBTree_Initialize_empty( &tree );
memset( nodes, 0, n * sizeof( *nodes ) );
for ( i = 0; i < n; ++i ) {
nodes[ i ].key = (int) ( i / s );
}
for ( i = 0; i < m; ++i ) {
size_t j = ( v >> 13 ) % n;
TestNode *tn = &nodes[ j ];
if ( tn->id == 0 ) {
tn->id = 1;
_RBTree_Initialize_node( &tn->Node );
_RBTree_Insert_inline( &tree, &tn->Node, &tn->key, Less );
} else {
tn->id = 0;
_RBTree_Extract( &tree, &tn->Node );
}
T_ne_int( VerifyTree( _RBTree_Root( &tree ) ), -1 );
v = SimpleRandom( v );
}
_RBTree_Iterate( &tree, VisitNodes, &ctx );
T_true( ctx.current == ctx.count );
}
/**
* @brief Call _RBTree_Initialize_one() and check the tree properties.
*/
static void ScoreRbtreeUnitRbtree_Action_0( void )
{
RBTree_Control tree;
RBTree_Node node;
_RBTree_Initialize_node( &node );
_RBTree_Initialize_one( &tree, &node );
/*
* Check that the tree is not emtpy.
*/
T_false( _RBTree_Is_empty( &tree ) );
/*
* Check that the tree root is is the only node.
*/
T_true( _RBTree_Is_root( &node ) );
/*
* Check that the node is not off the tree.
*/
T_false( _RBTree_Is_node_off_tree( &node ) );
/*
* Check that the node has no left child.
*/
T_null( _RBTree_Left( &node ) );
/*
* Check that the node has no right child.
*/
T_null( _RBTree_Right( &node ) );
/*
* Check that the node has no parent.
*/
T_null( _RBTree_Parent( &node ) );
/*
* Check that the node has no successor.
*/
T_null( _RBTree_Successor( &node ) );
/*
* Check that the node has no predecessor.
*/
T_null( _RBTree_Predecessor( &node ) );
/*
* Check that the minimum node is the node.
*/
T_eq_ptr( _RBTree_Minimum( &tree ), &node );
/*
* Check that the maximum node is the node.
*/
T_eq_ptr( _RBTree_Maximum( &tree ), &node );
/*
* Check that the tree is emtpy after extraction of the node.
*/
_RBTree_Extract( &tree, &node );
T_true( _RBTree_Is_empty( &tree ) );
}
/**
* @brief Call _RBTree_Insert_inline() and check the return status for a sample
* set of nodes.
*/
static void ScoreRbtreeUnitRbtree_Action_1( void )
{
RBTree_Control tree;
TestNode a;
TestNode b;
TestNode c;
bool is_new_minimum;
_RBTree_Initialize_empty( &tree );
/*
* Insert the first node. Check that it is the new minimum node.
*/
_RBTree_Initialize_node( &b.Node );
b.key = 2;
is_new_minimum = _RBTree_Insert_inline( &tree, &b.Node, &b.key, Less );
T_true( is_new_minimum );
/*
* Insert the second node. Check that it is not the new minimum node.
*/
_RBTree_Initialize_node( &c.Node );
c.key = 3;
is_new_minimum = _RBTree_Insert_inline( &tree, &c.Node, &c.key, Less );
T_false( is_new_minimum );
/*
* Insert the third node. Check that it is the new minimum node.
*/
_RBTree_Initialize_node( &a.Node );
a.key = 1;
is_new_minimum = _RBTree_Insert_inline( &tree, &a.Node, &a.key, Less );
T_true( is_new_minimum );
}
/**
* @brief Call _RBTree_Insert_inline() and _RBTree_Extract() for a sample set
* of trees.
*/
static void ScoreRbtreeUnitRbtree_Action_2( void )
{
size_t n;
for ( n = 0; n < RTEMS_ARRAY_SIZE( random_ops_trees ); ++n ) {
RandomOps( n + 1, true );
RandomOps( n + 1, false );
}
}
/**
* @fn void T_case_body_ScoreRbtreeUnitRbtree( void )
*/
T_TEST_CASE( ScoreRbtreeUnitRbtree )
{
ScoreRbtreeUnitRbtree_Action_0();
ScoreRbtreeUnitRbtree_Action_1();
ScoreRbtreeUnitRbtree_Action_2();
}
/** @} */